LOS ANGELES , California -LRB- CNN -RRB- -- Another Hollywood marriage is ending -- but this one was no flash in the pan .

Robin Wright Penn and Sean Penn had been married 11 years .

Sean Penn and Robin Wright Penn are divorcing , according to their representative , Mara Buxbaum . People magazine first reported the split Thursday night .

The actors began dating after they met making the 1990 movie `` State of Grace . '' They married in 1996 , and have two children , Dylan Frances , 16 , and Hopper Jack , 14 .

Previously , Penn was married to Madonna for four years , while Wright was married to actor Dane Witherspoon for two years .

In addition to `` State of Grace , '' Penn and Wright appeared together in 1997 's `` She 's So Lovely '' and 1998 's `` Hurlyburly , '' and both are set to appear in Barry Levinson 's next film , `` What Just Happened ? , '' due out in 2008 .

Penn , 47 , won a best actor Oscar for 2003 's `` Mystic River , '' and was nominated for best actor for `` Dead Man Walking , '' `` Sweet and Lowdown , '' and `` I Am Sam . '' His latest directorial effort , `` Into The Wild , '' has received four SAG Award nominations and two Golden Globe nominations .

Wright , 41 , is best known for her title role in `` The Princess Bride '' and for starring opposite Tom Hanks in `` Forrest Gump . '' E-mail to a friend

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Sean Penn , Robin Wright Penn had been married 11 years

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Pair met while making 1990 's `` State of Grace ''

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Couple has two children ; has made three films together , with fourth due out